html,body{
    /* 锚点跳转过度效果 */
    scroll-behavior:smooth;
}
.banner{
    width: 100%;
    overflow: hidden;
}
.banner-c{
    width: 1200px;
    height: 300px;
    margin: 0 auto;
    background: url(../img/3product/hengfu.jpg) no-repeat center;
    background-size:cover;
}
/* 床开始 */
.furniture{
    width: 100%;
    overflow: hidden;
    margin-top: 50px;
}
.furniture-c{
    width: 1200px;
    overflow: hidden;
    margin: 0 auto;
}
/* 床 头部 开始 */
.furniture-head{
    width: 100%;
    height: 30px;
    overflow: hidden;
    margin-bottom: 70px;
}
.furniture-head li:nth-of-type(1){
    float: left;
    line-height: 30px;
}
.furniture-head li:nth-of-type(1) span{
    color:#668aca;
}
.furniture-head li:nth-of-type(2){
    height: 100%;
    float: right;
}
.furniture-head li:nth-of-type(2) a{
    display: block;
    float: left;
    text-align: center;
    width:45px;
    line-height:30px;
}

.furniture-head li:nth-of-type(2) span{
    display: block;
    float: left;
    width: 1px;
    height: 8px;
    background-color:#b5b5b5;
    margin-left: 35px;
    margin-right: 35px;
    margin-top: 11px;
}
/* 下划线 */
.furniture-head li:nth-of-type(2) a::after{
    content: "";
    display: block;
    width: 12px;
	height: 1px;
    margin: 0 auto;
    margin-top: -4px;
    opacity: 0;
    background-color:#668aca ;
}
/* hover */
.furniture-head li:nth-of-type(2)  a:hover{
    font-size: 16px;
    color:#668aca;
}
.furniture-head li:nth-of-type(2)  a:hover::after{
 opacity: 1;
}
/* 长亮 */
.bright {
    font-size: 16px;
    color:#668aca;
}
.furniture-c .furniture-head .bright::after{
    opacity: 1;
}
/* 床 头部 结束 */

/* 床 详细产品 开始 */
.product-box{
    width: 100%;
}
.product-box div{
    float: left;
    margin-right: 60px;
    margin-bottom: 24px;
    position: relative;
    overflow: hidden;

}
.product-box img{
    height: 320px;
    width: 360px;
}
.product-box li{
    font-size: 16px;
    margin-top: 15px;
    margin-left: 92px;
    transition:0.4s;
}
.product-box ul:nth-of-type(1) li:nth-of-type(1){
    margin-top: -8px;
}

/* 遮罩层 */
.product-box ul:nth-of-type(2){
    height: 320px;
    width: 360px;
    background-color: rgba(0, 0, 0, 0.5);
    position: absolute;
    top: 0;
    left:-360px;
    transition: 0.4s;
}
.product-box ul:nth-of-type(2) li{
    color:#f8f8f8 ;
    font-size: 16px;
    margin-left: 69px;
}
.product-box ul:nth-of-type(2) li:nth-of-type(1){
    font-size: 30px;
    margin-left: 84px;
    margin-top: 120px;
}
.product-box ul:nth-of-type(2) li:nth-of-type(2){
width: 80px;
height: 1px;
background-color: #f8f8f8 ;
margin-top:-6px;
margin-left: 0;
}
.product-box ul:nth-of-type(2) li:nth-of-type(3){
margin-top: 15px;
}
.product-box ul:nth-of-type(2) li:nth-of-type(4){
     margin-top: 10px;
}
/* hover 效果 */
.product-box div:hover ul:nth-of-type(2){
    left: 0;
}
.product-box div:hover ul:nth-of-type(1) li{
    opacity: 0;

}
/* 床 详细产品 结束 */
/* 沙发 结束 */